<template>
  <div class="user-management-container">
    <vab-query-form>
      <vab-query-form-left-panel :span="12">
        <el-button icon="el-icon-plus" type="primary" @click="handleEdit">
          添加
        </el-button>
        <el-button icon="el-icon-delete" type="danger" @click="handleDelete">
          批量删除
        </el-button>
      </vab-query-form-left-panel>
      <!-- <vab-query-form-right-panel :span="12">
        <el-form :inline="true" :model="queryForm" @submit.prevent>
          <el-form-item>
            <el-input
              v-model.trim="queryForm.name"
              clearable
              placeholder="请输入嘉宾名称"
            />
          </el-form-item>
          <el-form-item>
            <el-button icon="el-icon-search" type="primary" @click="queryData">
              查询
            </el-button>
          </el-form-item>
        </el-form>
      </vab-query-form-right-panel> -->
    </vab-query-form>

    <el-table
      v-loading="listLoading"
      :data="list"
      @selection-change="setSelectRows"
    >
      <el-table-column align="center" show-overflow-tooltip type="selection" />

      <el-table-column
        align="center"
        label="ID"
        prop="id"
        show-overflow-tooltip
      />
      <el-table-column align="center" label="Banner">
        <template #default="{ row }">
          <el-image :src="host + row.image" />
        </template>
      </el-table-column>
      <!-- <el-table-column
        align="center"
        label="链接地址"
        prop="link"
        show-overflow-tooltip
      /> -->
      <el-table-column
        align="center"
        label="操作"
        show-overflow-tooltip
        width="150"
      >
        <template #default="{ row }">
          <el-button type="text" @click="handleEdit(row)">编辑</el-button>
          <el-button type="text" @click="handleDelete(row)">删除</el-button>
        </template>
      </el-table-column>
      <template #empty>
        <el-empty class="vab-data-empty" description="暂无数据" />
      </template>
    </el-table>
    <el-pagination
      background
      :current-page="queryForm.pageNo"
      :layout="layout"
      :page-size="queryForm.pageSize"
      :total="total"
      @current-change="handleCurrentChange"
      @size-change="handleSizeChange"
    />
    <edit ref="editRef" @fetch-data="fetchData" />
  </div>
</template>

<script>
  import {
    defineComponent,
    getCurrentInstance,
    onMounted,
    reactive,
    toRefs,
  } from 'vue'
  import { doDelete, getList } from '@/api/banner'
  import Edit from './BannerEdit.vue'
  import { HOST } from '@/config'

  export default defineComponent({
    name: 'Banner',
    components: { Edit },
    props: {
      mettingId: {
        type: Number,
        required: true,
      },
    },
    setup(props) {
      const { proxy } = getCurrentInstance()

      const state = reactive({
        host: HOST,
        editRef: null,
        list: [],
        listLoading: true,
        layout: 'total, sizes, prev, pager, next, jumper',
        total: 0,
        selectRows: '',
        queryForm: {
          pageNo: 1,
          pageSize: 10,
          name: '',
          metting_id: props.mettingId,
        },
        roleList: [],
      })

      const setSelectRows = (val) => {
        state.selectRows = val
      }
      const handleEdit = (row) => {
        if (row.id) {
          state['editRef'].showEdit(row)
        } else {
          row.metting_id = state.queryForm.metting_id
          state['editRef'].showEdit(row)
        }
      }
      const handleDelete = (row) => {
        if (row.id) {
          proxy.$baseConfirm('你确定要删除当前项吗', null, async () => {
            const { msg } = await doDelete({ ids: row.id })
            proxy.$baseMessage(msg, 'success', 'vab-hey-message-success')
            await fetchData()
          })
        } else {
          if (state.selectRows.length > 0) {
            const ids = state.selectRows.map((item) => item.id).join()
            proxy.$baseConfirm('你确定要删除选中项吗', null, async () => {
              const { msg } = await doDelete({ ids })
              proxy.$baseMessage(msg, 'success', 'vab-hey-message-success')
              await fetchData()
            })
          } else {
            proxy.$baseMessage('未选中任何行', 'error', 'vab-hey-message-error')
          }
        }
      }
      const handleSizeChange = (val) => {
        state.queryForm.pageSize = val
        fetchData()
      }
      const handleCurrentChange = (val) => {
        state.queryForm.pageNo = val
        fetchData()
      }
      const queryData = () => {
        state.queryForm.pageNo = 1
        fetchData()
      }
      const fetchData = async () => {
        state.listLoading = true
        const {
          data: { list, total, role },
        } = await getList(state.queryForm)
        state.list = list
        state.total = total
        state.roleList = role
        state.listLoading = false
      }
      onMounted(() => {
        fetchData()
      })

      return {
        ...toRefs(state),
        setSelectRows,
        handleEdit,
        handleDelete,
        handleSizeChange,
        handleCurrentChange,
        queryData,
        fetchData,
      }
    },
  })
</script>
